/*
* (non-Javadoc)
*
* @see javax.servlet.http.HttpServlet#service(javax.servlet.ServletRequest,
* javax.servlet.ServletResponse)
*/
@Override
public void service(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
try {
String messageId = request.getParameter("messageId");
String attachmentIndex = request.getParameter("attachmentIndex");
boolean isThumbnail = Boolean.valueOf(request.getParameter("thumbnail")).booleanValue();
if (messageId != null) {
IMailbox mailbox = SessionManager.get().getMailbox();
Message msg = mailbox.getCurrentFolder().getMessageById(Long.parseLong(messageId));
if (isThumbnail) {
List<MimePart> attachmentList = MessageUtils.attachmentsFromPart(msg);
int index = Integer.valueOf(attachmentIndex);
MimePart retrievePart = attachmentList.get(index);
ContentType contentType = new ContentType(retrievePart.getContentType());
response.setContentType(contentType.getBaseType());
BufferedInputStream bufInputStream =
new BufferedInputStream(retrievePart.getInputStream());
OutputStream outputStream = response.getOutputStream();
writeScaledImage(bufInputStream, outputStream);
bufInputStream.close();
outputStream.flush();
outputStream.close();
} else {
Part imagePart = findImagePart(msg);
if (imagePart != null) {
ContentType contentType = new ContentType(imagePart.getContentType());
response.setContentType(contentType.getBaseType());
BufferedInputStream bufInputStream =
new BufferedInputStream(imagePart.getInputStream());
OutputStream outputStream = response.getOutputStream();
byte[] inBuf = new byte[1024];
int len = 0;
int total = 0;
while ((len = bufInputStream.read(inBuf)) > 0) {
outputStream.write(inBuf, 0, len);
total += len;
}
bufInputStream.close();
outputStream.flush();
outputStream.close();
}
}
}
} catch (Exception ex) {
log.error(ex.getMessage(), ex);
}
}
/**
* @param parent
* @return
*/
private Part findImagePart(Part parent) {
try {
if (MessageUtils.isImagepart(parent)) {
return parent;
} else if (parent.isMimeType("multipart/*")) {
Multipart mp;
mp = (Multipart) parent.getContent();
int count = mp.getCount();
for (int i = 0; i < count; i++) {
Part subPart = findImagePart(mp.getBodyPart(i));
if (subPart != null) {
return subPart;
}
}
}
} catch (MessagingException e) {
log.error(e.getMessage(), e);
} catch (IOException e) {
log.error(e.getMessage(), e);
}
return null;
}